Preheat the oven to 180ºC, and prepare the baking trays with waxed paper.
Mix the flour, sugar, butter and salt.
Mix egg yolks and vanilla. Add the flour mixture to make the dough.
Transfer the dough to a flat and floured surface and mold with your hands until it forms a ball of dough.
With a floured rolling pin, flatten the dough.
Cut the cookies into rectangles and with the help of a toothpick make a line in the center.
With your fingers, make the holes in each face of the domino card according to the amount that you want to put.
Transfer the cookies to the baking tray and bake for 10 minutes. (The cooking time depends on the thickness of the cookies, it is important to watch them so they do not burn).
Melt the chocolate in a bain-marie and when the cookies are ready, add a little chocolate to simulate the dominoes in the holes.
Nutritional Information
* * Information per 100g serving, percentage of daily values based on a 2,000 calorie diet.
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